@layer tokens, reset, base, layout, components, utilities;

@layer reset {
    *,
    *::before,
    *::after {
        box-sizing: border-box;
        margin: 0;
    }

    img,
    svg,
    video {
        display: block;
        max-width: 100%;
    }

    input,
    button,
    textarea,
    select {
        font: inherit;
        color: inherit;
    }

    button {
        cursor: pointer;
    }

    ul[class],
    ol[class] {
        list-style: none;
        padding: 0;
    }
}

@layer base {
    html {
        scroll-behavior: smooth;
    }

    body {
        font-family: var(--font-body);
        font-size: var(--size-body);
        line-height: var(--line-body);
        color: var(--soil);
        background: var(--paper);
        min-height: 100dvh;
        display: flex;
        flex-direction: column;
    }

    h1 {
        font-family: var(--font-display);
        font-weight: 800;
        font-size: var(--size-h1);
        line-height: var(--line-display);
        overflow-wrap: break-word;
    }

    h2 {
        font-size: var(--size-h2);
        font-weight: 600;
        line-height: 1.25;
    }

    h3 {
        font-size: var(--size-h3);
        font-weight: 600;
        line-height: 1.3;
    }

    a {
        color: var(--sky);
        text-underline-offset: 0.15em;
    }

    a:hover {
        color: var(--sky-deep);
    }

    :focus-visible {
        outline: var(--focus-ring);
        outline-offset: var(--focus-offset);
        border-radius: var(--radius-s);
    }

    time,
    data,
    .data-voice {
        font-family: var(--font-data);
        font-size: 0.94em;
    }

    .icon {
        width: 24px;
        height: 24px;
        flex: none;
    }

    small {
        font-size: var(--size-small);
    }

    @media (prefers-reduced-motion: reduce) {
        *,
        *::before,
        *::after {
            animation-duration: 0.01ms;
            animation-iteration-count: 1;
            transition-duration: 0.01ms;
            scroll-behavior: auto;
        }
    }
}

@layer layout {
    .shell {
        width: min(100% - var(--space-4) * 2, var(--page-max-width));
        margin-inline: auto;
    }

    .site-header {
        position: sticky;
        top: 0;
        z-index: 30;
        background: var(--paper);
        border-block-end: 2px solid var(--soil);
    }

    .site-header .shell {
        display: flex;
        align-items: center;
        gap: var(--space-3);
        min-height: 64px;
        padding-block: var(--space-2);
    }

    .wordmark {
        display: inline-flex;
        align-items: center;
        gap: var(--space-2);
        min-height: var(--touch-target);
        font-family: var(--font-display);
        font-weight: 800;
        font-size: 1.25rem;
        color: var(--soil);
        text-decoration: none;
        letter-spacing: 0.02em;
    }

    .wordmark-mark {
        width: 32px;
        height: 32px;
    }

    .footer-wordmark .wordmark-mark {
        width: 28px;
        height: 28px;
    }

    .site-nav {
        display: none;
        gap: var(--space-1);
        margin-inline-start: var(--space-4);
    }

    .site-actions {
        display: flex;
        align-items: center;
        gap: var(--space-1);
        margin-inline-start: auto;
    }

    .site-account {
        display: none;
        align-items: center;
        gap: var(--space-1);
    }

    .site-account a {
        display: inline-flex;
        align-items: center;
        justify-content: center;
        min-height: var(--touch-target);
        min-width: var(--touch-target);
        padding-inline: var(--space-3);
        text-decoration: none;
        color: var(--soil);
        border-radius: var(--radius-m);
    }

    .site-account a:hover {
        background: var(--sky-tint);
    }

    .nav-drawer {
        position: relative;
    }

    .nav-drawer-toggle {
        display: inline-flex;
        align-items: center;
        justify-content: center;
        gap: var(--space-2);
        min-height: var(--touch-target);
        min-width: var(--touch-target);
        padding-inline: var(--space-3);
        border-radius: var(--radius-m);
        cursor: pointer;
        list-style: none;
        font-weight: 600;
    }

    .nav-drawer-toggle::-webkit-details-marker {
        display: none;
    }

    .nav-drawer-toggle:hover {
        background: var(--sky-tint);
    }

    .nav-drawer-panel {
        position: absolute;
        inset-inline-end: 0;
        top: calc(100% + var(--space-2));
        z-index: 40;
        width: min(20rem, 88vw);
        display: grid;
        gap: var(--space-4);
        padding: var(--space-4);
        background: var(--paper);
        border: 1px solid var(--line);
        border-block-start: 3px solid var(--wheat);
        border-radius: var(--radius-m);
        box-shadow: var(--shadow-3);
    }

    .nav-drawer-list {
        list-style: none;
        margin: 0;
        padding: 0;
        display: grid;
    }

    .nav-drawer-list + .nav-drawer-list,
    .nav-drawer-panel nav + nav {
        border-block-start: 1px solid var(--line);
        padding-block-start: var(--space-2);
    }

    .nav-drawer-list a {
        display: flex;
        align-items: center;
        gap: var(--space-3);
        min-height: var(--touch-target);
        padding-inline: var(--space-3);
        border-radius: var(--radius-m);
        text-decoration: none;
        color: var(--soil);
        font-weight: 500;
    }

    .nav-drawer-list a:hover,
    .nav-drawer-list a:focus-visible {
        background: var(--sky-tint);
    }

    .nav-drawer-list .icon {
        color: var(--sky);
    }

    @media (min-width: 1024px) {
        .site-nav {
            display: flex;
        }

        .site-account {
            display: flex;
        }

        .nav-drawer {
            display: none;
        }
    }

    .site-nav a {
        display: inline-flex;
        align-items: center;
        justify-content: center;
        min-height: var(--touch-target);
        min-width: var(--touch-target);
        padding-inline: var(--space-3);
        text-decoration: none;
        color: var(--soil);
        border-radius: var(--radius-m);
    }

    .site-nav a:hover {
        background: var(--sky-tint);
    }

    .page-body {
        flex: 1;
        padding-block: var(--space-6) var(--space-8);
    }

    .with-rail {
        position: relative;
    }

    @media (min-width: 1024px) {
        .with-rail {
            padding-inline-start: var(--space-6);
            border-inline-start: 2px solid var(--line);
        }

        .with-rail > section {
            position: relative;
        }

        .with-rail > section::before {
            content: "";
            position: absolute;
            inset-inline-start: calc(-1 * var(--space-6) - 7px);
            inset-block-start: 0.4em;
            width: 12px;
            height: 12px;
            border-radius: var(--radius-round);
            background: var(--paper);
            border: 3px solid var(--sky);
        }
    }

    .mobile-action-bar {
        display: none;
    }

    @media (max-width: 767px) {
        .mobile-action-bar {
            display: flex;
            gap: var(--space-2);
            position: fixed;
            inset-inline: 0;
            bottom: calc(var(--deck-height) + env(safe-area-inset-bottom));
            padding: var(--space-2) var(--space-4);
            background: var(--paper);
            border-block-start: 1px solid var(--line);
            z-index: 20;
        }

        .mobile-action-bar .btn {
            flex: 1;
        }
    }

    @media (max-width: 1023px) {
        .page-body {
            padding-block-end: calc(var(--space-8) + var(--deck-height));
        }

        .site-footer {
            padding-block-end: calc(var(--space-6) + var(--deck-height));
        }
    }

    @media (max-width: 767px) {
        .page-body:has(.mobile-action-bar),
        body:has(.mobile-action-bar) .page-body {
            padding-block-end: calc(var(--space-11) + var(--deck-height));
        }
    }

    .site-footer {
        background: var(--soil);
        color: var(--haze);
        padding-block: var(--space-6);
        margin-block-start: auto;
    }

    .site-footer a {
        display: inline-flex;
        align-items: center;
        min-height: var(--touch-target);
        min-width: var(--touch-target);
        color: var(--haze);
    }

    .site-footer .shell {
        display: grid;
        gap: var(--space-6);
    }

    .footer-columns {
        display: grid;
        gap: var(--space-6);
    }

    @media (min-width: 768px) {
        .footer-columns {
            grid-template-columns: repeat(2, 1fr);
        }
    }

    @media (min-width: 1024px) {
        .footer-columns {
            grid-template-columns: 1.4fr 1fr 1fr 1fr;
        }
    }

    .footer-column ul {
        display: grid;
        gap: var(--space-1);
        list-style: none;
        padding: 0;
        margin: 0;
    }

    .footer-column {
        display: grid;
        gap: var(--space-3);
        align-content: start;
    }

    .footer-brand p {
        margin: 0;
        max-width: 34ch;
        color: var(--haze);
    }

    .footer-wordmark {
        color: var(--paper);
        font-size: 1.35rem;
    }

    .footer-heading {
        margin: 0;
        font-family: var(--font-display);
        font-size: var(--size-micro);
        font-weight: 800;
        text-transform: uppercase;
        letter-spacing: 0.14em;
        color: var(--wheat-tint);
    }

    .footer-bottom {
        display: flex;
        flex-wrap: wrap;
        gap: var(--space-2) var(--space-5);
        justify-content: space-between;
        padding-block-start: var(--space-4);
        border-block-start: 1px solid var(--soil-2);
        color: var(--line);
        font-size: var(--size-small);
    }

    .footer-bottom p {
        margin: 0;
    }

    .site-footer .language-switcher select {
        min-width: min(11rem, 100%);
    }

    .language-switcher {
        flex-wrap: wrap;
        max-width: 100%;
    }

    .site-footer .language-switcher label {
        color: var(--haze);
    }

    .stack {
        display: grid;
        gap: var(--space-4);
    }

    .cluster {
        display: flex;
        flex-wrap: wrap;
        gap: var(--space-2);
        align-items: center;
    }
}

@layer utilities {
    .visually-hidden {
        position: absolute;
        width: 1px;
        height: 1px;
        overflow: hidden;
        clip-path: inset(50%);
        white-space: nowrap;
    }

    .translation-fallback {
        opacity: 0.92;
    }

    .translation-fallback::after {
        content: " ·" attr(lang);
        font-size: var(--size-micro);
        color: var(--fog);
        vertical-align: super;
    }
}